Which of the Following Quotes Is a Statement of Self-Concept

Multiple Choice

Which of the following quotes is a statement of self-concept?

A) I remember the first day of high school when I didn't know anyone else or have a clue about what to do or where to go.
B) I plan to go to college and major in music,but I don't know what I'll do after that.
C) I don't have very many books on my shelves because I don't like to read paper copies.
D) I'm not good at solving interpersonal conflicts,but I am good at solving math problems.